Miabella Solid 925 Sterling Silver Italian 7mm Diamond Cut Cuban Link Curb Chain Necklace for Men Women 20" - New with tag See our photos for details. Add style to a basic look with this solid 925 sterling silver 7mm Curb chain. Our flat diamond-cut beveled links are much more reflective than the standard curb chain for a rich, perfect shine. It is strong and durable for daily wear yet not too thick for a comfortable fit. Wear alone with casual or formal attire for everyday modern elegance, with your favorite pendant for a personal statement or as a great layering chain.